THE QUESTION OF FATIGUE FROM THE ECONOMIC STANDPOINT. 327 



1000 



900 



800 



700 



600 



500 



Diagram II. — Accidents in METAL-woKKiNa 



7 8 9 10 II 12 I 2 3 4 5 



000 



*0o 



300 



200 



300 



800 



700! 



600 



500 



400 



300 



200 



100 



■ — Mass. (and Foundries 



Index : B9. Table XIa. 

 Note. — Danger of Casting in 

 Foundry increases afternoon 

 accidents. (See preface to 

 Table IX.b.) 



Press Hands 



^****** Other Metals _•— ._^ 

 U.S.A. Index : B5 



-** U.K. 



Index: B2 



Cf. Table IX.c. 



Note. — Most i usual 

 Lunch Hour: 1-2. 



